<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <script src="https://cdn.bootcss.com/jquery/3.4.1/jquery.js"></script>
  <title>Hello</title>
</head>
<body>
<div id="show"></div>
<input type="button" onclick="btnClick()" value="get_button">
<script>
  function btnClick() {
    $.get('http://localhost:9001/api/webflux-sample/hello', function (msg) {
      $("#show").html(msg);
    });
  }
</script>
</body>
</html>
